Home / 15,518.70-23,269.53-6,158.34

Finding the Fourth Proportional to 15,518.70, 23,269.53 and 6,158.34

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Solution

The fourth proportional to 15,518.70, 23,269.53 and 6,158.34 is: 9,234.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.70 : 23,269.53 = 6,158.34 : x
  2. Step 2: Convert to fraction form
    15,518.70/23,269.53 = 6,158.34/x
  3. Step 3: Cross multiply
    15,518.70x = 23,269.53 × 6,158.34
  4. Step 4: Simplify right side
    15,518.70x = 143,301,677.38
  5. Step 5: Solve for x
    x = 143,301,677.38/15,518.70
  6. Step 6: Final answer
    x = 9,234.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.